Padlock-switch.



Patented Mar.27,1917.

.um SC U W DHS B APPLICATION FILED SEPT- 13. I915.

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sT rns PATENCI' OFFICE. 4 smrimu 'rjiinmos, or 'uxnwsuxjiin, wxsoonsm, iASSIGiN OR go make a; summon cous n, orgILwAUK n t-W sconsin, A comona'rxcn orlwxsconsm.

frsnnook-swrrcn.

1,220,17 s tecmienon ofLettersPa'tent.

Pa] rented Mar. 27, 1917.

v Application filed September 13, 1915. 1 Serial No. 50,1540.

To attwhomitmqy conc p f I Be it knownith'at I, s&1.'e'1 'mm E. Bmoos, a, sulating disk 14 aid the heck of the front k citizen tram United-States andresident of plate, and serves to properl position the Milwaukee,in-1t he connty oirMilweukee and parts under the prssure of, t 1e spring con-- S a f W S if I aY6 i edinevv and tact arms 16. A s1 )l) or recess 20 is formed of which the following is adescription, refmember 13, and in it is pivotally mounted a eren'c'e beinghajdto the accompanying drawdog 2] which is spring pressed to the posiin s, which are a partof this specification. tion shown in Fig. 3 by a! spring22 seated l0 his intention hasfor its object to pro in the end of the s viteh member and bean vide a, switch for-controlling an ignition circuit for automobile gas engines and the like, it does not interfere with the turning of the which may besecureti by a padlock against switch member, but when it is depressed unmitlioi'iZed'operation. against the action of its spring, by pushing With the above and other objects in view inwardly on the projecting nose thereoflnn theinvention oonsists in the padlock switch arm 23 at the inner end of the do moves 70 as herein claiined and all equivalents.- between a pair of looking lugs 24 or etween Referring to theaooompanying drawings, one of such locking lugs and one. of a pair in which like characters of reference indiof s op l g 2 aecfl'ding o he p iti n of? 1 cute tlie'saine pa rts' in the'di fierent views: the switch member :t the time, so as tolock switchl constructed in aecordance'with thi and are bent up from the frontof the inventionff H ,1 p 4 switch box and fit rm stationary locking Fi ."2 is a. transverse sectional :view there-i means between whici the arm of the dog is 26 of Wlilh" the .itoh membenlocked in posiconfined when the 1056 of the clog is de tion I i m Fig. )3 "is it-"sirnil'air iew thereof with the operative positions. For holding the dog switch member unlocked; and, in its locking positian there is an opening Fig; 4 is H "rear. View of theswitch with 26in it which registers with an opening 27 30 parts removed: 1 a in the switch member 13 only when the dog late hsivin le'switch box 11 secured tothe when these openings register the hook por- 'eck thereogagnd usually containing a lighting switch niber lgand an ignition switch through and locked so as to prevent the rememberthelatter of which is provided turn of the dog'to its position 'of disengage i V (llw kf featureof this invention.) Inentwith the locking; lugs, hen the pad- 90' k 'lg'consists of wplng or look is removed, however, the dog is restored cylindrieeilfhody;n1ember passing through to its original position by the pressure of .anopening" in 40 werdly. pr handle by.

ng WlIlg"'Ol" awn-forming a turned. i i hioh thesyviteh inem As applied to an ignition. switch'the pad 95 njns u-latingdisk"1f4 look feature of the pi eQent invention consti- ,of,, thefswit eh tutes an, efiicientmeans for locking an autoeWs 5 and vthismobile against theft-or unauthorized use What I claim .as nwnnd desire to secure su t ng .biickplate l7 1. Anelectric switoi, comprising a casing,

of; the box} a switch member rotambly monnted therein, 4

o co orm bi1 i ling posts a dog pivotally mounted on-the switch memin the insulatin p 1 her, a; stop onthe casin engagedjby the dog,

tionedtobeen I ntact, arms 16 i; orco circuits with which they are oqnneeted- A dog and in the switch member which "star olling the eleotric sel may be swung, there. being openings in the 1 ,loosesleeve 19 surrounds the u L I the position ofstho dog, in whiehgtien if tionbf the-switch n' ember 13lbetween the inuseful Improvements in Padlock-Switches, in the cylindrical portion of the switch (so ing on the dog. In this position. of the dog 65,

' Figurell'it airon't'view of a adlock the "switch against turning. The lugs 24 7'55 pressed for lookingWhe switch in any of its i In these drewing's 1O indicates a; front is depressed to sue locking position," and 8 5 tion of a padlock 25 may be passed therei the fnontg lete and at dovvn-v spring 22 so thatthe switch is free to be i U s .or d epressions by Letters Patent is; s 10o eiidsofthe conand e projection on t e dog by which it gages the stop, said registering openings beng adapted to receive a padlock for looking 7 the switch membenagainst movement.

s 2, An electric'switch, comprising a casing,

a switch member pivotally mounted therein and provided with a pro ecting handle, a

spring pressed dog pivotally mounted on the switch stop on the casing engaged by the dog inone t e projecting portion of thedog' being adapted to be depressed with- "in the switch member, and opemngs in the do end the switch member registering in sail depressed position of the dog and adapted. to receivespadlock. v I

3, A padlock switch, comprising a casing, a switch member switch member, spring contact arms 'carby the d sk, an insulating backplate for t e cas' contacts thereon engaged by the contact a me a sleeve surrounding the switch a spring pivotally mounted in the casing, an insulating ,disk secured to the member and confined between the insulating disk and the front plate-of the casing, there being a slot in the switch member and the sleeve, a dog pivotally mounted in said slot, bearing on the. dog, an arm on the dog, and stationary lugs on the casing adapted to be engaged by the arm of the dog when the dog is moved against the action of its spring, said dog having a nose In testimony whereof, I aflix my signature, in presence of two witnesses. STEPHEN F. BRIGGS. Witnesses:

' KATHERINE HoL'r,

R ALDWELL. 

